package com.video.utils;

/**
 * @author LZH
 * @date 2023/3/29
 */
public class MobileUtil {

    public static boolean checkIsNumber(String mobile) {
        char[] chars = mobile.toCharArray();
        for (char ch : chars) {
            if (ch < '0' || ch > '9') {
                return false;
            }
        }
        return true;
    }
}
